Signs of Life, also known as One for Sorrow, Two for Joy, is a film by American director John David Coles, released May 5, 1989.

It stars Beau Bridges, Vincent D'Onofrio, and Arthur Kennedy (in his last film appearance).

Kathy Bates, Mary-Louise Parker (in her film debut), Will Patton, and Kate Reid also are featured.

Signs of Life is the story of a Maine man who is losing his boat and his business.

Signs of Life was filmed entirely in various small-town locations in Maine, except for one underwater sequence, which was filmed at the Mystic Marine Aquarium in Mystic, Connecticut.